diff --git a/CMakeLists.txt b/CMakeLists.txt
index 369e644..ca11023 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,13 +19,13 @@ add_definitions(-DNDEBUG)
 ADD_SUBDIRECTORY("libs/CLI11")
 ADD_SUBDIRECTORY("libs/robin-map")
 ADD_SUBDIRECTORY("libs/xxhash")
-ADD_SUBDIRECTORY("libs/boost-core")
-ADD_SUBDIRECTORY("libs/boost-sort")
-ADD_SUBDIRECTORY("libs/boost-align")
 ADD_SUBDIRECTORY("libs/bxzstr")
 if (USE_SHARED AND NOT MSVC)
     set(LIBRARIES z bz2)
 else ()
+    ADD_SUBDIRECTORY("libs/boost-core")
+    ADD_SUBDIRECTORY("libs/boost-sort")
+    ADD_SUBDIRECTORY("libs/boost-align")
     ADD_SUBDIRECTORY("libs/zlib")
     ADD_SUBDIRECTORY("libs/bzip2")
     set(LIBRARIES zlibstatic bzip2static)